Plane screwdriver



FIG. 1 is a perspective view of the plane screwdriver.

FIG. 2 is a side elevation view of the plane screwdriver shown in FIG. 1, which is symmetrical about a vertical axis thereof.

FIG. 3 is a top plan view of the plane screwdriver shown in FIG. 1; and,

FIG. 4 is a bottom plan view of the plane screwdriver shown in FIG. 1. 

The ornamental design for a plane screwdriver, as shown and described. 